28878008

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{40559}}^1$

素因数の和:40654

約数の個数: 16

約数和(自身を含む): 54756000

約数和(自身を除く): 25877992

約数列:

[1, 2, 4, 8, 89, 178, 356, 712, 40559, 81118, 162236, 324472, 3609751, 7219502, 14439004, 28878008]

約数ペア:

[(1, 28878008), (2, 14439004), (4, 7219502), (8, 3609751), (89, 324472), (178, 162236), (356, 81118), (712, 40559)]